From: Marc Gonzalez <marc_gonzalez@sigmadesigns.com>
Date: Fri, 28 Jul 2017 13:18:30 +0200
Subject: net: phy: Log only PHY state transitions
Patch-mainline: v4.14-rc1
Git-commit: 6a95befc8d0346d6cb3b4646c761e8b42e66a4df
References: bsc#1119113 FATE#326472
In the current code, old and new PHY states are always logged.
>From now on, log only PHY state transitions.
Signed-off-by: Marc Gonzalez <marc_gonzalez@sigmadesigns.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Acked-by: Thomas Bogendoerfer <tbogendoerfer@suse.de>
---
drivers/net/phy/phy.c | 7 ++++---
1 file changed, 4 insertions(+), 3 deletions(-)
--- a/drivers/net/phy/phy.c
+++ b/drivers/net/phy/phy.c
@@ -1225,9 +1225,10 @@ void phy_state_machine(struct work_struc
if (err < 0)
phy_error(phydev);
- phydev_dbg(phydev, "PHY state change %s -> %s\n",
- phy_state_to_str(old_state),
- phy_state_to_str(phydev->state));
+ if (old_state != phydev->state)
+ phydev_dbg(phydev, "PHY state change %s -> %s\n",
+ phy_state_to_str(old_state),
+ phy_state_to_str(phydev->state));
/* Only re-schedule a PHY state machine change if we are polling the
* PHY, if PHY_IGNORE_INTERRUPT is set, then we will be moving